- E-bookA Spy AloneCharles Beaumont
- E-bookAgent in BerlinAlex Gerlis
- E-bookProject IcarusR.D. Shah
- E-bookThe Shadow ConspiracyR.D. Shah
- E-bookLight Cavalry ActionMax Hennessy
- E-bookThe Berlin SpiesAlex Gerlis
- E-bookHarkaway's Sixth ColumnMax Hennessy
- E-bookAgent in the ShadowsAlex Gerlis
- E-bookWhiteoutDuncan Kyle
- E-bookThe FallenR.D. Shah
- E-bookAudacityAlan Evans
- E-bookThe Best of Our SpiesAlex Gerlis
- E-bookThe Last Secret of the ArkJames Becker
- E-bookThe Bright Blue SkyMax Hennessy
- E-bookOrphans of the StormAlan Evans
- E-bookThe LockerAdrian Magson
- E-bookDauntlessAlan Evans
- E-bookVienna SpiesAlex Gerlis
- E-bookThunder At DawnAlan Evans
- E-bookAftershockR.D. Shah
- E-bookThe Dark TempleR.D. Shah
- E-bookPrince of SpiesAlex Gerlis
- E-bookBlood RosesDouglas Jackson
- E-bookAnthrax IslandD. L. Marshall
- E-bookThe Apocalypse FireDominic Selwood
- E-bookBiggles in BorneoCaptain W. E. Johns
- E-bookSwordpointMax Hennessy
- E-bookBiggles, Secret AgentCaptain W. E. Johns
- E-bookThe AmbassadorTom Fletcher
- E-bookShip of ForceAlan Evans
- E-bookBiggles Flies NorthCaptain W. E. Johns
- E-bookArmy of ShadowsMax Hennessy
- E-bookSea of SpiesAlex Gerlis
- E-bookAgent in PerilAlex Gerlis
- E-bookThe Swiss SpyAlex Gerlis
- E-bookThe Dangerous YearsMax Hennessy
- E-bookBack to BattleMax Hennessy
- E-bookThe Lion at SeaMax Hennessy
- E-bookRelicsR.D. Shah
- E-bookThe 4th SecretR.D. Shah
- E-bookThe Courtney EntryMax Hennessy
- E-bookThe Lonely VoyageMax Hennessy
- E-bookThe Old Trade of KillingMax Hennessy
- E-bookThe Last JudgementR.D. Shah
- E-bookThe Richard Prince ThrillersAlex Gerlis
- E-bookStalking PointDuncan Kyle
- E-bookSpecial DeliveranceAlexander Fullerton
- E-bookPrototypeJason Dean
- E-bookSubmarinerAlexander Fullerton